A structural shape fabricated from a ferrous or nonferrous material and resembles the following cross-sectional forms: for the letter h, both flanges of the h section are equal or longer than the width measured along the axis of the web; for the letter i, a 16 2/3 percent slope on the inside face of the ferrous type flange, either one or both of the nonferrous type flanges are shorter than the length measured along the axis of the web; for the letters t and z, on nonferrous type, the web is usually at right angles to the flanges. Letter h section may have a maximum of 5 percent slope on the inside face of the flanges.
NSN 5925-01-142-5819
NSN 6240-00-161-8099
NSN 6620-00-179-9079
NSN 6130-00-427-4516
NSN 5975-01-324-5332
NSN 5998-00-871-8325
NSN 6685-01-542-3030
NSN 6320-01-512-2031
NSN 4140-01-586-2210
NSN 5985-01-151-4220
NSN 6610-01-170-2905
NSN 6220-00-079-0851